function ActiveMenu(menuId, className, NoActiveClass) {


    isBreak = 0;
    var pageNames = ["index", "home", "AboutUs", "Pro", "news", "technology", "case", "download", "service", "message", "contact"]

    var obj = document.getElementById(menuId).getElementsByTagName("A");

    var loc = window.location + "";
    var idx = loc.lastIndexOf(".html");
    if (idx == -1) {
        idx = loc.lastIndexOf(".aspx");
    }
    loc = loc.substring(0, idx);

    for (j = 0; j < pageNames.length; j++) {
        idx = loc.indexOf(pageNames[j]);
        if (idx != -1) {
            for (var i = 0; i < obj.length; i++) {

                var href = obj[i].href + "";
                idx = href.indexOf(pageNames[j]);

                if (idx != -1) {
                    obj[i].className = className;
                    break;
                }
                else {
                    obj[i].className = NoActiveClass;
                }
            }
            break;
        }

    }


}



ActiveMenu("Menu", "TopNavActive", "");